How to Install apt-config-auto-update in Ubuntu 18.04

Install apt-config-auto-update by entering the following commands in the terminal:

sudo apt update
sudo apt install apt-config-auto-update

Description:

Apt configuration for automatic cache updates

This package contains configuration snippets for the Apt package manager to have it automatically update its package cache. This is especially useful for GUI tools like update-notifiers, which do not trigger cache updates on their own.